DOUGLAS ENVIRONMENTAL GROUP, INC.

A FULL SERVICE WATER, INDUSTRIAL WASTEWATER SERVICES, AND P.E. CERTIFIED CALIBRATIONS COMPANY 

SERVICING:

Los Angeles County  -  Orange County  -  San Bernardino County

Riverside County  -  Ventura County  -  San Diego County

Meeting regulatory requirement needs for LA County Sanitation District,

Inland Empire Utilities Agency, OC Sanitation District, & JCSD.

WELCOME TO DOUGLAS ENVIRONMENTAL GROUP

At Douglas Environmental Group, we are proud to be recognized as one of Southern California’s leading providers of water and industrial wastewater services. With over 500 active clients and a strong reputation in the industry, we are committed to delivering reliable, high-quality solutions that meet only the highest standards of service and compliance. 

With over 35 years of experience, we specialize in comprehensive Water Flow Monitoring and Industrial Wastewater Treatment services. From meter calibrations and sampling to treatment system maintenance and equipment supply, our skilled technicians bring deep expertise and a commitment to excellence in every project. Our mission is to support our clients in achieving and maintaining full regulatory compliance with all applicable wastewater discharge standards.

All of our technicians undergo extensive industry training, hold Confined Space Certifications, and are Engineered Certified through our company. This ensures that every service we provide is not only technically sound but also safe, efficient, and professional.

As a small, family-owned business, we prioritize personalized service and long-term partnerships.
Our client relationships are built on trust, consistency, and results — and we’re proud to have earned the confidence of hundreds of businesses across the region.

Contact us today to learn how Douglas Environmental Group can help you meet your regulatory requirements and operational goals with expert, dependable service.

Logo of Douglas Environmental with a water drop symbol inside the letter D, in blue text.